5432123402 has 8 divisors (see below), whose sum is σ = 8368406436. Its totient is φ = 2642654592.

The previous prime is 5432123401. The next prime is 5432123413. The reversal of 5432123402 is 2043212345.

It can be written as a sum of positive squares in 2 ways, for example, as 4501202281 + 930921121 = 67091^2 + 30511^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5432123401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36703463 + ... + 36703610.

Almost surely, 2^5432123402 is an apocalyptic number.

5432123402 is a deficient number, since it is larger than the sum of its proper divisors (2936283034).

5432123402 is a wasteful number, since it uses less digits than its factorization.

5432123402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73407112.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 5432123402 is about 73702.9402534254. The cubic root of 5432123402 is about 1757.8826338659.

Adding to 5432123402 its reverse (2043212345), we get a palindrome (7475335747).

The spelling of 5432123402 in words is "five billion, four hundred thirty-two million, one hundred twenty-three thousand, four hundred two".